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3. Installation
3.1 Preparation
1. Make sure that the operating system (OS) is installed correctly.
2. In case of the SCSI connection, confirm that the SCSI adapter is connected to your PC and
operating correctly.
In case of the USB connection, confirm that the USB port is installed in your PC.
3. Confirm that the hard disk that is the installation destination has enough free space.
If TWAIN Driver version 9.20 or earlier is installed in your computer, uninstall it before installing a
different version of TWAIN Driver. When uninstalling old versions, select [Control Panel] – [Add or
Remove Programs] on the [Start] menu and uninstall “Scanner utility for Microsoft Windows”. See
Section "3.3 Uninstall (page 15)" described later.
4. Turn off your PC.
5. Connect the scanner to your PC.